Western Digital Caviar Blue 500GB hard disk drive (part no. WD5000AAJS-22YFA0) in 3.5-inch form factor. Delivers 7200 RPM spindle speed with 8MB cache and SATA II (3GB/s) connectivity for reliable sequential and random access performance. Compatible with desktop systems, external enclosures, and NAS configurations requiring single-drive or multi-drive storage expansion. Typical applications include general-purpose file storage, archival systems, and replacement drives for aging desktop arrays. Tested and guaranteed; available via quote.
